| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 165 |
| Windscreen wiper does not clear the windscreen effectively | 156 |
| Registration plate lamp issues | 127 |
| Brake pipe excessively corroded | 123 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 53 |
| Parking brake: efficiency below requirements |3.7.B.7| | 46 |
| Brakes imbalanced across an axle | 40 |
| Rear brake binding | 36 |
| Rear parking brake recording little or no effort | 32 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 27 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 26 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 24 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 23 |
| Registration plate issues | 19 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 18 |
| Parking brake lever has no reserve travel |3.1.6b| | 17 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 16 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 16 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 15 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 15 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Front brake application uneven | 13 |
| Windscreen wiper blade insecure | 12 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 11 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Windscreen washer not working | 11 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 10 |
| Rear brake application uneven | 9 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 9 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 9 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Front brake excessively fluctuating | 9 |
| Nearside Front Shock absorbers has a serious fluid leak | 8 |
| Driver`s airbag obviously defective |5.4.1| | 8 |
| Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 8 |
| Offside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 8 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 7 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Battery insecure |1.9.1| | 7 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 7 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 6 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 6 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 6 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Rear Mechanical brake component has restricted free movement | 5 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Offside Front Seat belt stitching badly frayed |5.2.2b| | 5 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 5 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 5 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 5 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 5 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Rear Sub-frame corroded and seriously weakened |5.3.3 |b| |i|| | 5 |
| Front brake disc in such a condition that it is seriously weakened | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 5 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 5 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 4 |
| Offside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 4 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 4 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Offside Rear fog lamp not working |1.3.2b| | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 4 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 4 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Front Macpherson strut insecure |2.4.G.1| | 4 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Nearside front brake binding |3.7.B.1| | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 3 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 3 |
| Offside Front Service brake excessively fluctuating |1.2.1 |e|| | 3 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 3 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 3 |
| Nearside Front Position lamp light intensity significantly reduced |4.2.3 |a| |ii|| | 3 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Offside Front Macpherson strut attachment bracket/mounting likely to become detached (5.3.3 (a) (ii)) | 3 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Front Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 3 |
| Nearside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 3 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 3 |
| Offside front brake binding |3.7.B.1| | 3 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 3 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Brake pedal spongy |3.3.B.1b| | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 3 |